Question

Each face of a cube can be painted in black or
white colours. In how many different ways can
the cube be painted ?
(a) 9
(b) 10
(c) 11
(d) 12​

Answer 1

Total face of cube is 6.

so d)12

Answer 2

Answer:

The correct option is 12.

Step-by-step explanation:

The possibilities of each face of a cube painted in black are 6 and the possibilities of each face of a cube painted in white is also 6.

Total number of ways = 6+6 = 12

or,

posibilities of each face can be black or white is 2!

we know that total number of faces in cube is 6

So, Total number of ways = 2! +2! + 2! + 2! +2! + 2! = 12